May weather forecast and climate
Frederick, CO

Weather in May

The last month of the spring, May, is a pleasant month in Frederick, Colorado, with temperature in the range of an average high of 69.4°F (20.8°C) and an average low of 44.6°F (7°C).

Temperature

In Frederick, the average high-temperature marginally rises, from an enjoyable 61.3°F (16.3°C) in April, to an agreeable 69.4°F (20.8°C). The average low-temperature, in Frederick, is 44.6°F (7°C).

Humidity

In May, the average relative humidity is 52%.

Rainfall

May is the month with the most rainfall in Frederick. Rain falls for 12.3 days and accumulates 1.69" (43mm) of precipitation.

Snowfall

Months with snowfall in Frederick are January through May, October through December. May is the last month it regularly snows in Frederick. During 1.3 snowfall days, in May, Frederick aggregates 2.28" (58mm) of snow. Throughout the year, there are 38.2 snowfall days, and 27.44" (697mm) of snow is accumulated.

Daylight

In May, the average length of the day in Frederick is 14.4h.

Sunshine

In May, the average sunshine is 11h.

UV index

The average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from the exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 5 transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in May in Frederick?

In May, in Frederick, Colorado, the average high-temperature is 69.4°F (20.8°C), and the average low-temperature is 44.6°F (7°C).

What is the average humidity in May in Frederick?

The average relative humidity in May in Frederick, Colorado, is 52%.

How much does it rain in Frederick in May?

In Frederick, during May, the rain falls for 12.3 days and regularly aggregates up to 1.69" (43mm) of precipitation.

What is the rainiest month in Frederick?

May is the month with the most rainfall. Rain falls for 12.3 days and accumulates 1.69" (43mm) of precipitation.

What is the last month it snows in Frederick?

May is the last month it regularly snows. During 1.3 snowfall days, in May, Frederick aggregates 2.28" (58mm) of snow.

How many hours of daylight does Frederick have in May?

In Frederick, Colorado, the average length of the day in May is 14.4h.

How long on average sun shines in May in Frederick?

In Frederick, Colorado, the average sunshine in May is 11h.

What is the UV index reading in May in Frederick?

In Frederick, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from the exposure to the Sun's UV rays.

Average temperature in May
Frederick, CO

Average temperature in May - Frederick, CO
  • Average high temperature in May: 69.4°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is December (40.8°F).

  • Average low temperature in May: 44.6°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is December (21°F).

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Average pressure in May
Frederick, CO

Average pressure in May - Frederick, CO
  • Average pressure in May: 29.91"

The month with the highest atmospheric pressure is January (30.14").
The month with the lowest atmospheric pressure is June (29.9").

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Average wind speed in May
Frederick, CO

Average wind speed in May - Frederick, CO
  • Average wind speed in May: 6.3mph

The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is December (5.7mph).

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Average humidity in May
Frederick, CO

Average humidity in May - Frederick, CO
  • Average humidity in May: 52%

The month with the highest relative humidity is February (64%).
The month with the lowest relative humidity is August (40%).

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Average rainfall in May
Frederick, CO

Average rainfall in May - Frederick, CO
  • Average rainfall in May: 1.69"

The wettest month (with the highest rainfall) is May (1.69").
The driest months (with the least rainfall) are January and December (0.35").

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Average rainfall days in May
Frederick, CO

Average rainfall days in May - Frederick, CO
  • Average rainfall days in May: 12.3 days

Months with the highest number of rainy days are May and July (12.3 days).
Months with the least rainy days are January and December (3 days).

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Average snowfall in May
Frederick, CO

Average snowfall in May - Frederick, CO
  • Average snowfall in May: 2.28"

The month with the highest snowfall is April (4.45").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Frederick, CO

Average snowfall days in May - Frederick, CO
  • Average snowfall days in May: 1.3 days

The month with the highest number of snowfall days is February (7.8 days).
Months with the least snowfall days are June, July and August (0 days).

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Average daylight in May /
Average sunshine in May
Frederick, CO

Average daylight in May / Average sunshine in May - Frederick, CO
  • Average daylight in May: 14.4h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in May: 11h

Months with the most sunshine are June and July (Average sunshine: 11.8h).
The month with the least sunshine is February (Average sunshine: 6.7h).

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Average sunshine days in May
Frederick, CO

Average sunshine days in May - Frederick, CO
  • Average sunshine days in May: 15.9 days

The month with the most sunshine days is December (24.5 days).
The month with the least sunshine days is July (12.8 days).

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Average UV index in May
Frederick, CO

Average UV index in May - Frederick, CO
  • Average UV index in May: 5

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in May
Frederick, CO

Average cloud cover in May - Frederick, CO
  • Average cloud cover in May: 26

The month with the most cloud cover is April (Cloud cover 27).
The month with the least cloud cover is September (Cloud cover 15).

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Average visibility in May
Frederick, CO

Average visibility in May - Frederick, CO
  • Average visibility in May: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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